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Individual Calculations February 2013 |
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| Obrien, Matthew J Total change: -14.85 | |   |
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| 45th Annual Liberty Bell Open - U2300 Section | Philadelphia, Pennsylvania | USA | 2013-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2095 | 1954 | 0.00 | 3 | -0.99 | 15 | -14.85 | |
|  Treger, Yefim | | | 2208 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Yuvarajan, Prathiba | | wm | 2204 | IND | 0.00 | 1 | -0.19 | 15 | -2.85 | |  Dong, Alice | | | 1874 | USA | 0.00 | 1 | -0.61 | 15 | -9.15 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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